Updated Aug 18, 2026 · Public platform & industry data

Aug 18, 2026 Updated

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2026 Top 10 Plug Cap Manufacturers in China

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Top-rated Plug Cap suppliers, How to choose a Plug Cap manufacturer, Best Plug Cap companies in China

The top 10 Plug Cap manufacturers in China for 2026 are: Hebei Fangqing Pipeline Manufacturing Co., Ltd, Shanghai Longshu Pipe Industry Co., Ltd, Shanghai Feikesi Rivet Co., Ltd, Linyi Tuozhifeng Metal Parts Co., Ltd, Changzhou Gosman Pipeline Technology Co., Ltd, Chengdu Rongshun Materials Co., Ltd, Yangzhong Jilong Electric Co., Ltd, Yangzhou Chengman Electromechanical Co., Ltd, Jiangsu Dongken New Materials Co., Ltd, Cangzhou Huaxiang Plastic Industry Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Hebei Fangqing Pipeline Manufacturing Co., Ltd
Overall Score4.9 / 5
Est. Date2013-09-03
Registered Capital10900K CNY

Hebei Fangqing Pipeline Manufacturing Co., Ltd., with its registered address in Puwa Development Zone, Yanshan County, is registered with the Market Supervision and Administration Bureau of Yanshan County, and its legal representative is Zhang Fang. Its business scope includes manufacturing elbows, tees, flanges, reducers, spring supports and hangers, pipe clamps, manholes, anti-corrosion, wear-resistant, insulation pipelines, fittings, filters, metal hoses, insulation joints, insulation flanges, air doors, power plant accessories, rubber soft joints, compensators, and waterproof sleeves. Sales of valves, plumbing fittings, groove fittings, hardware, PE fittings, gaskets, insulation materials, bolts, cable trays, heads, and pipe caps. To engage in the export business of self-produced products and technologies of the enterprise, as well as the import business of machinery, equipment, components, raw materials, and technologies required by the enterprise, except for goods and technologies restricted or prohibited from import and export by the state. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Plug Cap, Blind Flange, Flange

Top 2
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Shanghai Longshu Pipe Industry Co., Ltd
Overall Score4.7 / 5
Est. Date2006-07-24
Registered Capital15000K CNY

Shanghai Longshu Pipe Industry Co., Ltd. is registered at No. 557 Qiancao Road, Xuxing Town, Jiading District. The registration authority is Jiading District Market Supervision Administration, and the legal representative is Xiong Jiehua. Its business scope includes the production of drainage plastic pipes and plastic pipe accessories, mold manufacturing and processing, sales of plastic rubber products, pipes, fittings, chemical products (excluding hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), and building materials. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Plug Cap, Hdpe Screw Cap Socket, Frpp Flange Connection

Top 3
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Shanghai Feikesi Rivet Co., Ltd
Overall Score4.7 / 5
Est. Date2003-03-24
Registered Capital10000K CNY

Shanghai Feikesi Rivet Co., Ltd., with its registered address at 3rd Floor, Building 4, No. 1151 Lianxi Road, Pudong New Area, Shanghai, is registered with the Pudong New Area Market Supervision Administration. The legal representative is Wang Yan, and the business scope includes self operated and agency import and export of various goods and technologies (except for goods and technologies restricted or prohibited by the state), sales of hardware and electrical equipment, mechanical equipment, building decoration materials, chemical raw materials and products (excluding dangerous goods), instruments and meters, metal materials, electronic equipment, department stores, office supplies, and needle textiles. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Plug Cap, Rivet Gun, Structural Rivet

TOP4
Linyi Tuozhifeng Metal Parts Co., Ltd
Overall Score4.6 / 5
Est. Date2019-03-19
Registered Capital3000K CNY

Linyi Tuozhifeng Metal Accessories Co., Ltd. is located 500 meters west of the Party School in Lanling County Economic Development Zone, Linyi City, Shandong Province. It was established on March 19, 2019, and registered with the Lanling County Market Supervision and Administration Bureau. The legal representative is Zhang Guozhen. Core products: Plug Cap, 470 Bracket, Color Steel Tile Fixture

TOP5
Changzhou Gosman Pipeline Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2018-12-10
Registered Capital10000K CNY

Changzhou Gosman Pipeline Technology Co., Ltd., with its registered address at 671 Hanjiang Road, Xinbei District, Changzhou City, Jiangsu Province, is registered with the Government Service Management Office of Changzhou High tech Industrial Development Zone (Xinbei District). The legal representative is Zou Taofeng, and its business scope includes the production, research and development, and sales of pipeline equipment and accessories, as well as plastic products; Sales of hardware products, boards, valves, molds, electronic components, and chemical raw materials (excluding hazardous materials); Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) Licensed projects: import and export of goods; Technology import and export; Import and export agency (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Plug Cap, Pvdf, Welded Steel Lining Flange

TOP6
Chengdu Rongshun Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2003-04-16
Registered Capital500K CNY

Chengdu Rongshun Materials Co., Ltd., with its registered address at No. 15, 1st Floor, Building 6, Jinfeng Road, Jinniu District, Chengdu, is registered with the Market and Quality Supervision Administration of Jinniu District. The legal representative is Yan Haiou, and its business scope includes the sale of metal materials (excluding rare and precious metals), building materials, hardware and electrical equipment, ordinary machinery, electrical machinery, chemical products (excluding dangerous goods), plastic products, valves and fittings, and daily necessities.. Core products: Plug Cap, Stainless Steel Water Pipe, Stainless Steel Four-Way

TOP7
Yangzhong Jilong Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2017-02-27
Registered Capital2860K CNY

Yangzhong Jilong Electric Co., Ltd. is registered in Group 17, Laolang Village, Youfang Town, Yangzhong City. The registration authority is Yangzhong Administrative Approval Bureau, and the legal representative is Huang Xia. Its business scope includes the sales of switchgear, cable trays, busbars, explosion-proof electrical appliances, insulation boxes, instrument pipe valves, valves, metal materials, stainless steel products, and plastic pipelines. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Plug Cap, Card Sleeve Connector Terminal, Ferrule Fitting

TOP8
Yangzhou Chengman Electromechanical Co., Ltd
Overall Score4.5 / 5
Est. Date2019-08-14
Registered Capital5000K CNY

Yangzhou Chengman Electromechanical Co., Ltd., with its registered address at 777 Zhuyuwan Road, Wantou Town, Guangling District, Yangzhou City, registered with the Administrative Approval Bureau of Guangling District, Yangzhou City, and represented by Huang Jincheng as its legal representative. Its business scope includes the manufacturing and sales of electromechanical products, mechanical equipment, and hardware components; Technical development of valves and compressors; Valve design; Installation of pipeline equipment; Sales, repair, and maintenance services for valves and compressors; Sales of water pumps, hardware and electrical equipment, wires and cables, electrical equipment and accessories, pipes, steel, building decoration materials, fire-fighting equipment, plumbing equipment, cultural and sports supplies, metal products, rubber products, plastic products, fertilizers, and chemical raw materials (excluding hazardous chemicals). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Plug Cap, Pvc Elbow, Pvc Tee

TOP9
Jiangsu Dongken New Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2014-07-24
Registered Capital10010K CNY

Jiangsu Dongken New Materials Co., Ltd., with its registered address at No. 59 Yushi Street, Xuanwu District, Nanjing City, is registered with the Market Supervision and Administration Bureau of Xuanwu District, Nanjing City. The legal representative is Yang Kang, and the business scope includes licensed projects: electrical installation services (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results). General projects: new material technology promotion services; Manufacturing of electrical instruments and meters; Instrument and meter repair; Manufacturing of instruments and meters; Sealing component manufacturing; Manufacturing of electrical accessories; Mechanical parts and component processing; Manufacturing of general components; Manufacturing of automotive parts and accessories; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Manufacturing of motorcycle spare parts; Operation of wires and cables; Fastener manufacturing; Manufacturing of synthetic materials (excluding hazardous chemicals); Manufacturing of plastic products; Manufacturing of mechanical and electrical equipment; Manufacturing of power facilities and equipment; Manufacturing of distribution switch control equipment; Manufacturing of fiberglass and related products; Manufacturing of photovoltaic equipment and components; Residential water and electricity installation and maintenance services; Installation services for ordinary mechanical equipment; General equipment manufacturing (excluding special equipment manufacturing); General equipment repair; Import and export of goods; Technology import and export (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Plug Cap, Flange Ball Valve, Pipe Fittings

TOP10
Cangzhou Huaxiang Plastic Industry Co., Ltd
Overall Score4.4 / 5
Est. Date2008-06-10
Registered Capital10000K CNY

Cangzhou Huaxiang Plastic Industry Co., Ltd. is registered at No. 1 Changqing Road, Wangshu Town, Yanshan County, Cangzhou City, Hebei Province. The registration authority is the Market Supervision Administration of Yanshan County, and the legal representative is Fu Zhixing. The business scope includes the production and sales of plastic products, plastic chemical raw materials, and the export of self-produced products and technologies, as well as the import of mechanical equipment spare parts, raw materials, and technologies required by the enterprise. Core products: Plug Cap, Chemical Pipeline, Environmental Protection Equipment Management

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Fangqing Pipeline Manufacturing Co., Ltd2013-09-03Plug Cap, Blind Flange, Flange10900K CNYSupported
Shanghai Longshu Pipe Industry Co., Ltd2006-07-24Plug Cap, Hdpe Screw Cap Socket, Frpp Flange Connection15000K CNYNot Supported
Shanghai Feikesi Rivet Co., Ltd2003-03-24Plug Cap, Rivet Gun, Structural Rivet 10000K CNYSupported
Linyi Tuozhifeng Metal Parts Co., Ltd2019-03-19Plug Cap, 470 Bracket, Color Steel Tile Fixture3000K CNYSupported
Changzhou Gosman Pipeline Technology Co., Ltd2018-12-10Plug Cap, Pvdf, Welded Steel Lining Flange10000K CNYSupported
Chengdu Rongshun Materials Co., Ltd2003-04-16Plug Cap, Stainless Steel Water Pipe, Stainless Steel Four-Way500K CNYNot Supported
Yangzhong Jilong Electric Co., Ltd2017-02-27Plug Cap, Card Sleeve Connector Terminal, Ferrule Fitting2860K CNYSupported
Yangzhou Chengman Electromechanical Co., Ltd2019-08-14Plug Cap, Pvc Elbow, Pvc Tee5000K CNYNot Supported
Jiangsu Dongken New Materials Co., Ltd2014-07-24Plug Cap, Flange Ball Valve, Pipe Fittings10010K CNYNot Supported
Cangzhou Huaxiang Plastic Industry Co., Ltd2008-06-10Plug Cap, Chemical Pipeline, Environmental Protection Equipment Management10000K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require the use of plug caps, it is recommended to prioritize confirming key technical parameters such as pipe diameter specifications, material pressure resistance levels, etc., to ensure compatibility with existing pipeline systems.
  • In industrial fluid transportation or building drainage systems, plug caps are commonly used for pipe end sealing, and performance differences such as corrosion resistance or high temperature resistance need to be considered in different scenarios.
  • When selecting suppliers, priority can be given to comprehensive evaluation based on indicators such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support.
  • If the procurement batch is large, it is recommended to compare the production capacity and delivery cycle stability of different enterprises' plug caps based on the industry data support of the supplier.

Knowledge Base

Q

This article analyzes the common types, applicable scenarios, and purchasing points of external plugs, helping readers choose the appropriate plug according to their actual needs and avoid common problems during installation and use.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs